Cap for air compressor



FIG. 1 is a perspective view of a cap for air compressor showing my newdesign;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a left side elevational view thereof;

FIG. 7 is a right side elevational view thereof;

FIG. 8 is a rear elevational view thereof, the additional upwardlyextended protrusion depicted by means of broken lines being forillustrative purposes only and forming no part of the claimed design;and,

FIG. 9 is a perspective view thereof, the additional orifice andupwardly extended swelling depicted by means of broken lines being forillustrative purposes only and forming no part of the claimed design.

The ornamental design for a cap for air compressor, as shown anddescribed.